“This blog post explains Mist’s highly reliable and massively scalable in-house aggregation system that runs entirely on Amazon’s EC2 Spot Instances and leverages few well known open source distributed systems like Kafka, Zookeeper, Cassandra and Mesos.”
https://jp.techcrunch.com/2019/08/06/2018-05-07-mesosphere-hauls-in-125-m-series-d-investment/
Live Aggregators: Highly Reliable and Massively Scalable Real Time Aggregation System - Mist
